Update @xmldom/xmldom to fix a security advisory

Using the latest version of mpd-parser causes a security advisory on GitHub

https://github.com/advisories/GHSA-9pgh-qqpf-7wqj

$ npm audit
# npm audit report

@xmldom/xmldom  <0.8.3
Severity: moderate
Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') in @xmldom/xmldom and xmldom - https://github.com/advisories/GHSA-9pgh-qqpf-7wqj
fix available via `npm audit fix --force`
Will install video.js@7.15.2, which is a breaking change
node_modules/@xmldom/xmldom
  mpd-parser  >=0.19.0
  Depends on vulnerable versions of @xmldom/xmldom
  node_modules/mpd-parser
    @videojs/http-streaming  >=2.10.2
    Depends on vulnerable versions of mpd-parser
    node_modules/@videojs/http-streaming
    video.js  >=7.15.3
    Depends on vulnerable versions of @videojs/http-streaming
    Depends on vulnerable versions of mpd-parser
    node_modules/video.js

4 moderate severity vulnerabilities

To address issues that do not require attention, run:
  npm audit fix

To address all issues (including breaking changes), run:
  npm audit fix --force

videojs / mpd-parser

Update @xmldom/xmldom to fix a security advisory #165